reflected the push and pull of many social and economic factors . the total population increased in each census from the city ' s founding until 1970 , although varying from rates as high as 165 % to as low as 0 @ . @ 2 % . in the 1970 census the population decreased , then slightly increased by 1980 , after which the population slowly declined , increasing again since the turn of the 21st century . between 1980 and 2000 , the population declined more than 14 % . as of the census of 2000 , the city ' s population was 39 @ , @ 96 ##8 , and the population density was 88 ##5 @ . @ 9 inhabitants per square mile (
reflected the push and pull of many social and economic factors. the total population increased in each census from the city's founding until 1970, although varying from rates as high as 165 % to as low as 0 @. @ 2 %. in the 1970 census the population decreased, then slightly increased by 1980, after which the population slowly declined, increasing again since the turn of the 21st century. between 1980 and 2000, the population declined more than 14 %. as of the census of 2000, the city's population was 39 @, @ 968, and the population density was 885 @. @ 9 inhabitants per square mile (